function initialize(kml_file) {
	var myLatlng = new google.maps.LatLng(46.8, 8.2);
	var myOptions = {
		zoom: 8,
		center: myLatlng,
		mapTypeId: google.maps.MapTypeId.ROADMAP
	};

	var map = new google.maps.Map(document.getElementById("map_canvas_fiche"), myOptions);
	var nyLayer = new google.maps.KmlLayer(kml_file, {  suppressInfoWindows: true, map: map});

	google.maps.event.addListener(nyLayer, 'click', function(kmlEvent) {
		var text = kmlEvent.featureData.description;
		showInContentWindow(text);
	});

	function showInContentWindow(text) {
		var sidediv = document.getElementById('content_window');
		sidediv.innerHTML = text;
	}
}